CN216577034U - Burr removing mechanism for pole piece cutting - Google Patents

Abstract

The utility model discloses a pole piece cutting and deburring mechanism, which relates to the technical field of battery preparation. A lifting cylinder in a pole piece lifting device is placed inside a frame, a pole piece positioning device is located directly above the pole piece lifting device, and is fixedly installed on the frame On the upper support frame, two grinding devices are arranged along the length direction of the pole pieces, and are placed symmetrically on the operating table in the frame. The utility model, through the designed grinding device, effectively cleans the pole pieces after cutting. Grinding at the edge of the blade to remove burrs and burrs improves and avoids the potential safety hazards of burrs piercing the diaphragm, reduces waste of resources, improves battery production efficiency, saves costs, and the overall process is more automated. Reasonable design, easy to use , with good economic benefits.

Description

Pole piece cutting and deburring mechanism

technical field

The utility model relates to the technical field of battery preparation, in particular to a pole piece cutting and deburring mechanism.

Background technique

In the preparation process of the existing battery pole pieces, the pole pieces are generally composed of metal foil and slurry, wherein the metal foil is usually cut from a large metal sheet into a long strip structure, and the knife edge after the foil cutting is completed. There are many burrs. These burrs are very easy to pierce the diaphragm during the subsequent process of winding the pole piece into a cell, causing a short circuit inside the battery, which is prone to generate more waste products, and cannot guarantee the quality of the pole piece, resulting in resources Waste, affects the performance of the battery, and even has a great potential safety hazard.

Utility model content

The utility model provides a pole piece cutting and deburring mechanism, which relates to the technical field of battery preparation, can effectively solve the above problems, improves the product qualification rate, and is safe and efficient.

The specific technical scheme is a pole piece cutting and deburring mechanism, including: a frame, a pole piece lifting device, a pole piece positioning device and a polishing device.

The lifting cylinder in the pole piece lifting device is placed inside the frame, the pole piece positioning device is located directly above the pole piece lifting device, and is fixedly installed on the support frame above the frame, two Each of the grinding devices is arranged along the length direction of the pole piece and symmetrically placed on the operating table in the frame.

Further, the rack further includes: a cylinder placement cavity, the cylinder placement cavity is opened in the middle of the operation table above the rack, the pole piece lifting device is placed inside the cylinder placement cavity, and the operation The support frame is arranged above the table.

Further, the pole piece lifting mechanism further includes: a pole piece placing plate, the two lifting cylinders are placed inside the cylinder placing cavity, and the pole piece placing plate is provided above the telescopic rods of the two lifting cylinders.

Further, the pole piece positioning device includes: a positioning cylinder, a positioning column, a telescopic spring and a positioning rubber block, the two positioning cylinders are respectively placed above the support frame, and the telescopic rods of the positioning cylinders pass through the The frame plate of the support frame is fixedly connected with the positioning column, the upper end of the telescopic spring is sleeved on the positioning column, and the lower end is provided with the positioning rubber block.

Further, the grinding device includes: a grinding wheel support, a grinding wheel, a driving motor and a grinding feeding device, and the two grinding and feeding devices are respectively placed on the operating table located on both sides of the grinding wheel, the The grinding wheel bracket is fixedly installed on the feed nut in the grinding feeding device, the two ends of the grinding wheel are rotatably connected to the grinding wheel bracket, and the output end of the driving motor is drivingly connected to the grinding wheel .

Further, the grinding and feeding device further comprises: a feeding screw and a feeding motor, the two feeding motors are arranged on the operating table, and the output end of the feeding motor is connected to the feeding screw In the transmission connection, the feed screw nut can slide radially relative to the feed screw through the thread.

In one embodiment, under normal working conditions, the cut pole piece is placed on the pole piece placing plate, the lifting cylinder is activated, the telescopic rod of the lifting cylinder pushes the pole piece placing plate to move upward, and the positioning cylinder pushes the positioning column and positioning The rubber moves downward to complete the fixing operation of the pole piece, start the feed motor, and the feed screw nut moves along the radial direction of the feed screw, which further drives the grinding wheel to move to the cutting edge of the pole piece. When the grinding wheel moves When reaching the side of the pole piece, stop the feeding motor and start the driving motor, so that the grinding wheel can grind the edge of the pole piece blade.

Due to the adoption of the above technical solutions, compared with the prior art, the device has a reasonable structure, and the designed grinding device can effectively grind the cutting edge of the pole piece, remove burrs, and improve and avoid burrs and burrs. The potential safety hazard of piercing the diaphragm reduces waste of resources, improves battery production efficiency, saves costs, has a higher degree of automation in the overall process, is reasonable in design, is easy to use, and has good economic benefits.

Description of drawings

Fig. 1 is the structural representation of pole piece cutting and deburring mechanism;

FIG. 2 is a schematic structural diagram of a frame and a pole piece lifting device in the utility model.

Description of reference numbers:

1. Frame, 2. Pole piece lifting device, 3. Pole piece positioning device, 4. Grinding device,

11. Operating table, 12. Cylinder placement cavity, 13. Support frame,

21. Lift the cylinder, 22. The pole piece placement plate,

31, positioning cylinder, 32, positioning column, 33, telescopic spring, 34, positioning rubber block,

41. Grinding wheel bracket, 42, Grinding wheel, 43, Drive motor, 44, Grinding feed device,

441, feed screw, 442, feed screw nut, 443, feed motor.

Detailed ways

The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings and examples:

It should be noted that the structures, proportions, sizes, etc. shown in the accompanying drawings in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with this technology, and are not used to limit the utility model. The limited conditions of implementation, the modification of any structure, the change of proportional relationship or the adjustment of size, all should still fall within the technology disclosed by the present utility model without affecting the effect that the utility model can produce and the purpose that can be achieved. The content must be within the scope of coverage.

At the same time, the terms such as "up", "down", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and clarity, and are not used to limit this specification. The applicable scope of the utility model and the change or adjustment of its relative relationship shall be regarded as the applicable scope of the present utility model without substantially changing the technical content.

Embodiment: Referring to Figures 1-2, the pole piece cutting and deburring mechanism includes: a frame 1, a pole piece lifting device 2, a pole piece positioning device 3 and a polishing device 4.

The lifting cylinder 21 in the pole piece lifting device 2 is placed inside the frame 1, the pole piece positioning device 3 is located directly above the pole piece lifting device 2, and is fixedly installed on the support frame 13 above the frame 1, and two grinding devices 4 is arranged along the length direction of the pole piece and placed symmetrically on the operating table 11 in the frame 1.

Further, the rack 1 further includes: a cylinder placement cavity 12 , a cylinder placement cavity 12 is opened in the middle of the operation table 11 above the rack 1 , the pole piece lifting device 2 is placed inside the cylinder placement cavity 12 , and a support frame is arranged above the operation table 11 13.

Further, the pole piece lifting mechanism further includes: a pole piece placing plate 22 , two lifting cylinders 21 are placed inside the cylinder placing cavity 12 , and a pole piece placing plate 22 is provided above the telescopic rods of the two lifting cylinders 21 .

Further, the pole piece positioning device 3 includes: a positioning cylinder 31, a positioning column 32, a telescopic spring 33 and a positioning rubber block 34, the two positioning cylinders 31 are respectively placed above the support frame 13, and the telescopic rod of the positioning cylinder 31 passes through the support frame 13 , and is fixedly connected with the positioning column 32 , the upper end of the telescopic spring 33 is sleeved on the positioning column 32 , and the lower end is provided with a positioning rubber block 34 .

Further, the grinding device 4 includes: a grinding wheel support 41, a grinding wheel 42, a drive motor 43 and a grinding feeding device 44, and the two grinding feeding devices 44 are respectively placed on the operating table 11 on both sides of the grinding wheel 42, and the grinding wheel The bracket 41 is fixedly installed on the feeding nut 442 in the grinding and feeding device 44 .

Further, the grinding and feeding device 44 also includes: a feeding screw 441 and a feeding motor 443, the two feeding motors 443 are arranged on the operating table 11, and the output end of the feeding motor 443 is connected with the feeding screw 441 in a driving manner, The feed screw nut 442 is slidable radially relative to the feed screw 441 through threads.

The working principle of the utility model is as follows: under normal working conditions, the cut pole piece is placed on the pole piece placing plate 22, the lifting cylinder 21 is activated, and the telescopic rod of the lifting cylinder 21 pushes the pole piece placing plate 22 to move upward, while positioning The cylinder 31 pushes the positioning column 32 and the positioning rubber 34 to move downward, thereby completing the fixing operation of the pole piece, starting the feeding motor 443, and the feeding screw 442 moves along the radial direction of the feeding screw 441, further driving the grinding wheel 42 Move to the cutting edge of the pole piece, when the grinding wheel 42 moves to the side of the pole piece, stop the feeding motor 443 and start the driving motor 43, so that the grinding wheel 42 can grind the edge of the pole piece knife edge.

Claims (6)

1. Deburring mechanism is tailor to pole piece, its characterized in that includes: the pole piece positioning device comprises a rack (1), a pole piece lifting device (2), a pole piece positioning device (3) and a polishing device (4);

a lifting cylinder (21) in the pole piece lifting device (2) is arranged in the rack (1), the pole piece positioning device (3) is arranged right above the pole piece lifting device (2) and fixedly mounted on a support frame (13) above the rack (1), and the two polishing devices (4) are arranged along the length direction of the pole piece and symmetrically arranged on an operation table (11) in the rack (1).

2. The pole piece trimming and deburring mechanism of claim 1, wherein said machine frame (1) further comprises: the cylinder is placed chamber (12), frame (1) top operation panel (11) middle part has been seted up the cylinder is placed chamber (12), pole piece hoisting device (2) place in the cylinder is placed inside chamber (12), operation panel (11) top is equipped with support frame (13).

3. The pole piece trimming and deburring mechanism of claim 2, wherein said pole piece lifting means further comprises: the pole piece placing plate (22), the two lifting cylinders (21) are placed in the cylinder placing cavity (12), and the pole piece placing plate (22) is arranged above the telescopic rods of the two lifting cylinders (21).

4. The trimming mechanism according to claim 1, characterized in that said positioning means (3) of the pole pieces comprise: location cylinder (31), location stand (32), expanding spring (33) and location are glued piece (34), two location cylinder (31) are arranged in respectively the top of support frame (13), the telescopic link of location cylinder (31) passes the frame plate of support frame (13), and with location stand (32) fixed connection, the upper end cover of expanding spring (33) is located on location stand (32), its lower extreme is equipped with location glue piece (34).

5. The trimming mechanism according to claim 1, characterized in that said grinding device (4) comprises: grinding wheel support (41), grinding wheel (42), driving motor (43) and grinding feed arrangement (44), two grinding feed arrangement (44) place respectively in being located grinding wheel (42) both sides on operation panel (11), grinding wheel support (41) fixed mounting in grinding feed arrangement (44) on feeding screw (442), the both ends of grinding wheel (42) are rotated and are connected on grinding wheel support (41), the output of driving motor (43) with grinding wheel (42) transmission is connected.

6. The pole piece trimming and deburring mechanism of claim 5, wherein said grinding and feeding device (44) further comprises: the feeding mechanism comprises a feeding screw (441) and a feeding motor (443), wherein the two feeding motors (443) are arranged on the operating platform (11), the output end of the feeding motor (443) is in transmission connection with the feeding screw (441), and the feeding screw nut (442) can slide relative to the feeding screw (441) in the radial direction through threads.

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